.scroll-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    width: 50px;
    height: 50px;
    text-align: center;
    background: #ff4328;
    color: #fff;
    font-size: 17px;
    line-height: 50px;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0px 23px 42px rgba(0, 0, 0, 0.2);
    transition: all 0.4s ease;
}

.scroll-to-top:hover {
background: #fec931;
color: #212121;
}